Home / 56,302.89-77,661.36-36,127.82

Finding the Fourth Proportional to 56,302.89, 77,661.36 and 36,127.82

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Solution

The fourth proportional to 56,302.89, 77,661.36 and 36,127.82 is: 49,832.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,302.89 : 77,661.36 = 36,127.82 : x
  2. Step 2: Convert to fraction form
    56,302.89/77,661.36 = 36,127.82/x
  3. Step 3: Cross multiply
    56,302.89x = 77,661.36 × 36,127.82
  4. Step 4: Simplify right side
    56,302.89x = 2,805,735,246.73
  5. Step 5: Solve for x
    x = 2,805,735,246.73/56,302.89
  6. Step 6: Final answer
    x = 49,832.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.